Base | Representation |
---|---|
bin | 101000101110011001… |
… | …0110011001000101010 |
3 | 22100201222012120111122 |
4 | 1101130302303020222 |
5 | 2413102234311232 |
6 | 104102105055242 |
7 | 6214150102121 |
oct | 1213462631052 |
9 | 270658176448 |
10 | 87456166442 |
11 | 340a97a9307 |
12 | 14b48a87522 |
13 | 8329ab6418 |
14 | 433911aab8 |
15 | 241cd93312 |
hex | 145ccb322a |
87456166442 has 8 divisors (see below), whose sum is σ = 131706896832. Its totient is φ = 43553867500.
The previous prime is 87456166417. The next prime is 87456166507. The reversal of 87456166442 is 24466165478.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87107234 + ... + 87108237.
It is an arithmetic number, because the mean of its divisors is an integer number (16463362104).
Almost surely, 287456166442 is an apocalyptic number.
87456166442 is a deficient number, since it is larger than the sum of its proper divisors (44250730390).
87456166442 is a wasteful number, since it uses less digits than its factorization.
87456166442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 174215724.
The product of its digits is 7741440, while the sum is 53.
The spelling of 87456166442 in words is "eighty-seven billion, four hundred fifty-six million, one hundred sixty-six thousand, four hundred forty-two".
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